.head{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100px;
    background-color: darkgray;
}
.head_title{
    text-align: center;
    height: 40%;
}


.head_content{
    width: 100%;
    height: 100%;
}
.head_list{
    display: inline-block;
    width: 50%;
    height:60%;
    background-color: #62adcd;
}

.list_right{
    text-align: right;
}

.head_but{
    display: inline-block;
    text-align: center;
    width: 15%;
    height: 100%;
    cursor: pointer;


}
.head_but:hover{
    background-color: blue;
}

h1{
    margin: 0;
}
